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Single Angular Contact Ball Bearings for Motors and Lathes
MODEL BNT202UP
$2,426.85 Each
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a (in)
0.3504
B (in)
0.4331
Ball material
Steel
Ball Material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Phenolic Resin
Cage material
Phenolic resin
Cage Type
Machined
Cage type
Machined
Configuration
One
Contact angle
15 º
D (in)
1.3780
d (in)
0.5906
d1
0.8189 in
D1
1.2008 in
d2
0.7244 in
Da max
1.1575 in
da min
0.7677 in
db min
0.6890 in
Double Row Width
0.8661 in
Dynamic load rating
1540 lbf
Dynamic Load Rating
1540 lbf
Enclosure
Open
Factor
8.5
Limiting speed - grease
3500 RPM
Limiting Speed - Grease
3500 RPM
Limiting speed - oil
47000 RPM
Limiting Speed - Oil
47000 RPM
Material
High carbon chrome steel
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision
Special precision
Quadruple Row Width
1.7323 in
r (in)
0.0236
r1
0.0018 in
r1as max
0.0118 in
ras max
0.0236 in
Static Load Rating
670 lbf
Static load rating
670 lbf
Triple Row Width
1.2992 in
Type
Main Spindle Bearing
Technical Specifications
Type | Main Spindle Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Machined |
Cage Material | Phenolic Resin |
Ball Material | Steel |
Limiting Speed - Oil | 47000 RPM |
Limiting Speed - Grease | 3500 RPM |
Precision | Special Precision |
Configuration | One |
Factor | 8.5 |
Static Load Rating | 670 lbf2970 N2.97 kN |
Dynamic Load Rating | 1540 lbf6850 N6.85 kN |
Enclosure | Open |
Weight | 0.093 lb0.042 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 0.5906 in15.000 mm |
D | 1.3780 in35.000 mm |
B | 0.4331 in11.000 mm |
d1 | 0.8189 in20.800 mm |
d2 | 0.7244 in18.400 mm |
D1 | 1.2008 in30.500 mm |
r | 0.0236 in0.600 mm |
r1 | 0.0018 in0.300 mm |
Contact Angle | 15 |
a | 0.3504 in9.000 mm |
da min | 0.7677 in19.500 mm |
db min | 0.6890 in17.500 mm |
Da max | 1.1575 in29.400 mm |
ras max | 0.0236 in0.600 mm |
r1as max | 0.0118 in0.300 mm |
Double Row Width | 0.8661 in22.000 mm |
Triple Row Width | 1.2992 in33.000 mm |
Quadruple Row Width | 1.7323 in44.000 mm |
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